Molecular formula
C16H18N4O2S
187 compounds have this formula on CompoundList.
- Molar mass
- 330.41g/mol
- Monoisotopic mass
- 330.1150Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 10
The formula C16H18N4O2S describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 1658.16%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 185.49%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 416.96%14.007 × 4 = 56.028 g/mol
- O Oxygen × 29.68%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.70%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H18N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 187 compounds
3-Methyl-7-(phenylmethyl)-8-(propan-2-ylthio)purine-2,6-dione
CAS 371781-41-8C16H18N4O2S
![N-(2-Cyanophenyl)-2-[(2Z)-3-ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]acetamide chemical structure, C16H18N4O2S, CAS 302804-61-1](/s/CIALLNFFNNQVLC-UHFFFAOYSA-N.svg)
N-(2-Cyanophenyl)-2-[(2Z)-3-ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]acetamide
CAS 302804-61-1C16H18N4O2S
8-(Benzylthio)-3-methyl-7-propyl-3,7-dihydro-1H-purine-2,6-dione
CAS 189149-65-3C16H18N4O2S
3-Methyl-8-(methylthio)-7-(3-phenylpropyl)-1H-purine-2,6(3H,7H)-dione
CAS 313470-27-8C16H18N4O2S
8-Mercapto-1,3-dimethyl-7-(3-phenylpropyl)-1H-purine-2,6(3H,7H)-dione
CAS 972-68-9C16H18N4O2S
1H-Imidazo(4,5-d)pyridazine-4,7-dione, 2-(butylthio)-5,6-dihydro-1-(phenylmethyl)-
CAS 3434-24-0C16H18N4O2S
![N,N-Diethyl-3-imidazo[1,2-a]pyrimidin-2-ylbenzenesulfonamide chemical structure, C16H18N4O2S, CAS 720671-03-4](/s/FSVIUTVROGEWCC-UHFFFAOYSA-N.svg)
N,N-Diethyl-3-imidazo[1,2-a]pyrimidin-2-ylbenzenesulfonamide
CAS 720671-03-4C16H18N4O2S
7-Benzyl-3-methyl-8-propylsulfanylpurine-2,6-dione
CAS 301354-19-8C16H18N4O2S
![2-[(4-Hydroxypyrimidin-2-yl)sulfanyl]-1-(4-phenylpiperazin-1-yl)ethanone chemical structure, C16H18N4O2S, CAS 708290-73-7](/s/FWRUJZWJXWFDSS-UHFFFAOYSA-N.svg)
2-[(4-Hydroxypyrimidin-2-yl)sulfanyl]-1-(4-phenylpiperazin-1-yl)ethanone
CAS 708290-73-7C16H18N4O2S
1-Methyl-4-(4-nitro-3-pyridin-2-ylsulfanylphenyl)piperazine
CAS 433253-81-7C16H18N4O2S
![N-Butan-2-yl-2-[[5-(1H-indol-3-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetamide chemical structure, C16H18N4O2S, CAS 723331-29-1](/s/XCVUGIZNZAFOKP-UHFFFAOYSA-N.svg)
N-Butan-2-yl-2-[[5-(1H-indol-3-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetamide
CAS 723331-29-1C16H18N4O2S
RefChem:382806
CAS 852681-12-0C16H18N4O2S
N-(5-Methyl-1,3,4-thiadiazol-2-yl)-5-oxo-1-(1-phenylethyl)pyrrolidine-3-carboxamide
CAS 839689-72-4C16H18N4O2S
N-(2-Cyano-3-methylbutan-2-yl)-2-((5-phenyl-1,3,4-oxadiazol-2-yl)thio)acetamide
CAS 757206-17-0C16H18N4O2S
![4-[(E)-(3-Cyclohexyl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]benzoic acid chemical structure, C16H18N4O2S, CAS 613247-19-1](/s/UVEZPFRCKIJTKH-LICLKQGHSA-N.svg)
4-[(E)-(3-Cyclohexyl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]benzoic acid
CAS 613247-19-1C16H18N4O2S
![2-[(E)-(3-Cyclohexyl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]benzoic acid chemical structure, C16H18N4O2S, CAS 613247-21-5](/s/PQHDDOVQMIUNBG-LICLKQGHSA-N.svg)
2-[(E)-(3-Cyclohexyl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]benzoic acid
CAS 613247-21-5C16H18N4O2S
![2-[(1-Benzyl-6-oxo-1,6-dihydro-3-pyridinyl)carbonyl]-N-ethyl-1-hydrazinecarbothioamide chemical structure, C16H18N4O2S, CAS 242472-10-2](/s/LUHMAGRQMLKILS-UHFFFAOYSA-N.svg)
2-[(1-Benzyl-6-oxo-1,6-dihydro-3-pyridinyl)carbonyl]-N-ethyl-1-hydrazinecarbothioamide
CAS 242472-10-2C16H18N4O2S
1-Benzyl-N-(5-ethyl-1,3,4-thiadiazol-2-yl)-5-oxopyrrolidine-3-carboxamide
CAS 851712-10-2C16H18N4O2S
Ethyl 3-phenyl-5-(1,4-thiazinan-4-yl)-1,2,4-triazine-6-carboxylate
CAS 866051-59-4C16H18N4O2S
2-(6-Amino-4-oxo-1-prop-2-enylpyrimidin-2-yl)sulfanyl-N-(4-methylphenyl)acetamide
CAS 694473-32-0C16H18N4O2S
![2-Methyl-5-(morpholino(phenyl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol chemical structure, C16H18N4O2S, CAS 162661-11-2](/s/HDMZHANPUCUPNW-UHFFFAOYSA-N.svg)
2-Methyl-5-(morpholino(phenyl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol
CAS 162661-11-2C16H18N4O2S
N-(5-Ethyl-1,3,4-thiadiazol-2-yl)-1-(4-methylphenyl)-5-oxopyrrolidine-3-carboxamide
CAS 768291-83-4C16H18N4O2S
![N,N-Diethyl-4-(imidazo[1,2-a]pyrimidin-2-yl)benzenesulfonamide chemical structure, C16H18N4O2S, CAS 380580-22-3](/s/CMHQBUHKTAMWDR-UHFFFAOYSA-N.svg)
N,N-Diethyl-4-(imidazo[1,2-a]pyrimidin-2-yl)benzenesulfonamide
CAS 380580-22-3C16H18N4O2S
![2-[2-(4-Methoxyphenoxy)ethylsulfanyl]-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C16H18N4O2S, CAS 849055-57-8](/s/JGXBLBKFYRLCKR-UHFFFAOYSA-N.svg)
2-[2-(4-Methoxyphenoxy)ethylsulfanyl]-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine
CAS 849055-57-8C16H18N4O2S
- Ethyl 2-((4-ethyl-5-(1H-indol-3-yl)-4H-1,2,4-triazol-3-yl)thio)acetate852144-28-6C16H18N4O2S
- 1,3-Dimethyl-7-(4-methylbenzyl)-8-(methylthio)-3,7-dihydro-1H-purine-2,6-dione476480-12-3C16H18N4O2S
- 3-[4-(1,3-Benzothiazol-2-yl)piperazin-1-yl]-1-methylpyrrolidine-2,5-dione522637-42-9C16H18N4O2S
- 8-(Ethylthio)-3-methyl-7-(4-methylbenzyl)-1H-purine-2,6(3H,7H)-dione303970-25-4C16H18N4O2S
- 1-Ethyl-N-(4-methoxy-7-methyl-1,3-benzothiazol-2-yl)-5-methyl-1H-pyrazole-3-carboxamide1171664-61-1C16H18N4O2S
- 2-((8,8-Dimethyl-8,10-dihydro-7H-pyrano[3'',4'':5',6']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-yl)amino)ethanol375838-12-3C16H18N4O2S
- 2-((6-(Pyridin-3-yl)pyridazin-3-yl)thio)-N-((tetrahydrofuran-2-yl)methyl)acetamide894002-92-7C16H18N4O2S
- Methyl 2-((5-(1H-indol-3-yl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)butanoate852143-38-5C16H18N4O2S
- 1-(6-Ethyl-3-methylsulfanyl-6H-[1,2,4]triazino[5,6-d][3,1]benzoxazepin-7-yl)propan-1-one430455-81-5C16H18N4O2S
- N-(2-(Methylthio)phenyl)-6-morpholinopyridazine-3-carboxamide1396790-51-4C16H18N4O2S
- 2-{[2-(Butan-2-yl)-3-oxo-2H,3H-imidazo[1,2-c]quinazolin-5-yl]sulfanyl}acetamide958718-69-9C16H18N4O2S
- 1-(2H-Indazol-3-yl)-4-(thiomorpholin-4-ylcarbonyl)pyrrolidin-2-one1436004-82-8C16H18N4O2S
- 3-(3,5-Dimethyl-1H-pyrazol-4-yl)-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)propanamide1286696-90-9C16H18N4O2S
- (Z)-N-(3-Ethyl-4-methoxy-7-methylbenzo[d]thiazol-2(3H)-ylidene)-1-methyl-1H-pyrazole-3-carboxamide1173330-39-6C16H18N4O2S
- (E)-N-(4-Ethoxy-3-ethylbenzo[d]thiazol-2(3H)-ylidene)-1-methyl-1H-pyrazole-5-carboxamide1173557-69-1C16H18N4O2S
- 1-(2-(Phenylamino)thiazole-4-carbonyl)piperidine-4-carboxamide1105228-17-8C16H18N4O2S
- (E)-1-Ethyl-N-(4-methoxy-3,7-dimethylbenzo[d]thiazol-2(3H)-ylidene)-1H-pyrazole-5-carboxamide1173339-00-8C16H18N4O2S
- N-(4-Ethoxybenzo[d]thiazol-2-yl)-1-ethyl-3-methyl-1H-pyrazole-5-carboxamide1172991-59-1C16H18N4O2S
- N-(6-((2-Oxo-2-(propylamino)ethyl)thio)pyridazin-3-yl)benzamide1021055-81-1C16H18N4O2S
- 1-(4-Methylthiazol-2-yl)-3-(5-oxo-1-(p-tolyl)pyrrolidin-3-yl)urea894022-88-9C16H18N4O2S
- 2-(4-Benzylpiperazin-1-yl)-2-oxo-N-(thiazol-2-yl)acetamide899744-32-2C16H18N4O2S
- N-Cyclopropyl-3-{2-[(phenylcarbamoyl)amino]-1,3-thiazol-4-yl}propanamide1040648-66-5C16H18N4O2S
- 2-((6-Acetamidopyridazin-3-yl)thio)-N-(2,3-dimethylphenyl)acetamide1021120-71-7C16H18N4O2S
- 2-((6-Acetamidopyridazin-3-yl)thio)-N-phenethylacetamide1021120-80-8C16H18N4O2S
- N-(6-((2-(Benzylamino)-2-oxoethyl)thio)pyridazin-3-yl)propionamide1021135-67-0C16H18N4O2S
- 5-Methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)methyl]thio]-1H-imidazo[4,5b]pyridine113713-24-9C16H18N4O2S
- 2-(7-Isopropyl-5-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidin-3-yl)-N-(pyridin-3-yl)acetamide953212-33-4C16H18N4O2S
- 1,3-Dimethyl-7-(3-methylbenzyl)-8-(methylthio)-1H-purine-2,6(3H,7H)-dione377062-86-7C16H18N4O2S
- 7-Benzyl-8-(ethylsulfanyl)-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione374547-20-3C16H18N4O2S
- 8-(Ethylsulfanyl)-3-methyl-7-(2-phenylethyl)-3,7-dihydro-1H-purine-2,6-dione332149-66-3C16H18N4O2S
- 8-(Ethylthio)-3-methyl-7-(3-methylbenzyl)-1H-purine-2,6(3H,7H)-dione303973-28-6C16H18N4O2S
- 5-Oxo-1-phenyl-N-[5-(propan-2-yl)-1,3,4-thiadiazol-2-yl]pyrrolidine-3-carboxamide887673-20-3C16H18N4O2S
- 3-(3,4-Dimethoxyphenyl)-6-(isopropylthio)-[1,2,4]triazolo[4,3-b]pyridazine852437-22-0C16H18N4O2S
- 8-(Benzylsulfanyl)-7-ethyl-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione1040641-87-9C16H18N4O2S
- 1-Ethyl-6-(3-methoxybenzyl)-3-methyl-5-thioxo-1,4,5,6-tetrahydro-7H-pyrazolo[4,3-d]pyrimidin-7-one1031669-59-6C16H18N4O2S
- 3-{[2-(2-Methoxyphenoxy)ethyl]sulfanyl}-5,7-dimethyl[1,2,4]triazolo[4,3-a]pyrimidine728886-73-5C16H18N4O2S
- 1H-Benzimidazole-5-sulfonamide, 1-ethyl-N,N-dimethyl-2-(3-pyridinyl)-852955-74-9C16H18N4O2S
- Ethyl 4-(4-tert-butylphenyl)-5-cyanoimino-1,3,4-thiadiazole-2-carboxylate148367-92-4C16H18N4O2S
- 1,3,9-Trimethyl-8-[(2-methylphenyl)methylsulfanyl]purine-2,6-dione897453-99-5C16H18N4O2S
- 6-Ethyl-1,3-dimethyl-5-((thiophen-2-ylmethyl)amino)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione942008-04-0C16H18N4O2S
- Ethanol, 2,2'-((2-(5-amino-2-thienyl)-4-quinazolinyl)imino)bis-58139-49-4C16H18N4O2S
- Acetic acid, ((6-(4-methylphenoxy)-4-pyrimidinyl)thio)-, (1-methylethylidene)hydrazide137927-76-5C16H18N4O2S
- 5-(Morpholino(p-tolyl)methyl)thiazolo[3,2-b][1,2,4]triazol-6-ol868219-46-9C16H18N4O2S
- N-Ethyl-1-(3-nitrophenyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carbothioamide393830-59-6C16H18N4O2S
- 3-Methyl-8-(4-methylphenyl)sulfanyl-7-propylpurine-2,6-dione867041-04-1C16H18N4O2S
- N-{5-[1-(2-Methylphenyl)-5-oxopyrrolidin-3-yl]-1,3,4-thiadiazol-2-yl}propanamide924977-65-1C16H18N4O2S
- 1-Ethyl-6-(4-methoxybenzyl)-3-methyl-5-thioxo-1,4,5,6-tetrahydro-7H-pyrazolo[4,3-d]pyrimidin-7-one1031578-46-7C16H18N4O2S
- N-[(2Z)-4,5-Dimethyl-1,3-thiazol-2(3H)-ylidene]-3-methyl-6-(propan-2-yl)[1,2]oxazolo[5,4-b]pyridine-4-carboxamide1310945-66-4C16H18N4O2S
- 1-(2-Morpholino-5H-pyrrolo[3,4-d]pyrimidin-6(7H)-yl)-2-(thiophen-2-yl)ethanone2034252-77-0C16H18N4O2S
- (4Z)-2-(1,3-Benzothiazol-2-yl)-4-{1-[(3-hydroxypropyl)amino]ethylidene}-5-methyl-2,4-dihydro-3H-pyrazol-3-one879073-05-9C16H18N4O2S
- N-(5-Ethyl-1,3,4-thiadiazol-2-yl)-1-(3-methylphenyl)-5-oxopyrrolidine-3-carboxamide874584-93-7C16H18N4O2S
- N-[1-(1H-1,2,3-Benzotriazol-1-yl)-2-methylpropyl]benzenesulfonamide124984-79-8C16H18N4O2S
- 2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-N'-[(E)-(2-methoxyphenyl)methylidene]acetohydrazide305354-73-8C16H18N4O2S
- 4-((2-Oxo-2-(4-phenylpiperazin-1-yl)ethyl)thio)pyrimidin-2(1H)-one905685-02-1C16H18N4O2S
- 7-Cyclopentyl-1,3-dimethyl-5-(prop-2-yn-1-ylthio)pyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione872612-52-7C16H18N4O2S
- N'-(2-Phenyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)-N-propyloxamide899741-23-2C16H18N4O2S
- N-{5-[1-(2-Ethylphenyl)-5-oxopyrrolidin-3-yl]-1,3,4-thiadiazol-2-yl}acetamide924975-83-7C16H18N4O2S
- N-{5-[1-(4-Methylphenyl)-5-oxopyrrolidin-3-yl]-1,3,4-thiadiazol-2-yl}propanamide931370-52-4C16H18N4O2S
- 2-((2-Isobutyl-3-oxo-2,3-dihydroimidazo[1,2-c]quinazolin-5-yl)thio)acetamide1053084-07-3C16H18N4O2S
- 1-Ethyl-6-(2-methoxybenzyl)-3-methyl-5-thioxo-1,4,5,6-tetrahydro-7H-pyrazolo[4,3-d]pyrimidin-7-one1031557-99-9C16H18N4O2S
- N-[(2Z)-5-(Methoxymethyl)-1,3,4-thiadiazol-2(3H)-ylidene]-3-(4-methyl-1H-indol-1-yl)propanamide1219551-85-5C16H18N4O2S
- N-[(2Z)-5-(Methoxymethyl)-1,3,4-thiadiazol-2(3H)-ylidene]-3-(5-methyl-1H-indol-1-yl)propanamide1219580-70-7C16H18N4O2S
- 1-Ethyl-N,N-dimethyl-2-(pyridin-4-yl)-1H-benzimidazole-5-sulfonamide921220-96-4C16H18N4O2S
- 1-Isopropyl-N-(5-(methoxymethyl)-1,3,4-thiadiazol-2-yl)-1H-indole-4-carboxamide1435993-53-5C16H18N4O2S
- 6-((2,5-Dimethylbenzyl)thio)-1-(2-hydroxyethyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one946332-92-9C16H18N4O2S
- 1-(4-Ethylphenyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)-5-oxopyrrolidine-3-carboxamide892675-76-2C16H18N4O2S
- 1,3,9-Trimethyl-8-[(3-methylphenyl)methylsulfanyl]purine-2,6-dione897453-11-1C16H18N4O2S
- N-[5-(5-Oxo-1-phenylpyrrolidin-3-yl)-1,3,4-thiadiazol-2-yl]butanamide931371-07-2C16H18N4O2S
- (Z)-N-(3-(2-Methoxyethyl)benzo[d]thiazol-2(3H)-ylidene)-1,5-dimethyl-1H-pyrazole-3-carboxamide1013810-53-1C16H18N4O2S
- 1-(4-(2-Oxo-2-(pyrrolidin-1-yl)ethyl)thiazol-2-yl)-3-phenylurea946249-34-9C16H18N4O2S
- 7-Ethyl-3-methyl-8-{[(4-methylphenyl)methyl]sulfanyl}-2,3,6,7-tetrahydro-1H-purine-2,6-dione1040669-04-2C16H18N4O2S
- (E)-1-Isopropyl-N-(6-methoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-1H-pyrazole-5-carboxamide1203441-73-9C16H18N4O2S
- (E)-N-(4-Ethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-1,4-dimethyl-1H-pyrazole-3-carboxamide1203440-31-6C16H18N4O2S
- 2-(5-Methoxy-1H-indol-1-yl)-N-(5-propyl-1,3,4-thiadiazol-2-yl)acetamide1219541-44-2C16H18N4O2S
- 2-(4-Methoxy-1H-indol-1-yl)-N-[(2E)-5-(propan-2-yl)-1,3,4-thiadiazol-2(3H)-ylidene]acetamide1282101-54-5C16H18N4O2S
- 2-((4,7-Dimethylbenzo[d]thiazol-2-yl)(methyl)amino)-N-(5-methylisoxazol-3-yl)acetamide1351645-87-8C16H18N4O2S
Frequently asked questions
What is the molar mass of C16H18N4O2S?
The molar mass of C16H18N4O2S is 330.41 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 330.1150 Da.
How many compounds have the formula C16H18N4O2S?
CompoundList lists 187 compounds with the molecular formula C16H18N4O2S, including 3-Methyl-7-(phenylmethyl)-8-(propan-2-ylthio)purine-2,6-dione, N-(2-Cyanophenyl)-2-[(2Z)-3-ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]acetamide, 8-(Benzylthio)-3-methyl-7-propyl-3,7-dihydro-1H-purine-2,6-dione. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C16H18N4O2S?
C16H18N4O2S has a degree of unsaturation of 10. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.